Antares 24.5mm input/ 1.25in Eyepiece holder erect image prism diagonal
EID45H is a hybrid 45 degree erecting amici prism for terrestrial viewing and is not recommended for high magnification...
Celestron 1.25in Erect Image 45degree Diagonal If you have a refractor or a catadioptric telescope (the Schmidt-Cassegrain is the most popular example but Maksutovs are also compatible), and...